Module de capteur de CO2 infrarouge IR MH-Z19 MH-Z19C, dioxyde de carbone
ab 13,82 €
CO2: Concentration output range: 400-2000ppm. Calculation formula for obtaining current CO2 concentration value by PWM: Cppm=2000X (TH-2ms)/(TH+TL-4ms). Cppm: CO2 concentration value calculated by the unit of ppm.
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